Ocean Keeper Co-op is an adventure developed by RetroStyle Games, released 3 December 2025 on PC (Microsoft Windows).
What Ocean Keeper Co-op is
Ocean Keeper Co-op is an adventure game developed by RetroStyle Games and released in 2025. It is available on PC (Microsoft Windows) only. It runs on Unity 6.
The premise, in the publisher's words
Dive into the Ocean Keeper — a cooperative roguelike where four survival miners defend their Mech Spider, fight with endless hordes of monsters, and dig for resources. Team up with your friends, upgrade between waves, and survive the deep caves, full of treasures… if you can.
How it plays
It is played from a bird view / isometric perspective. Its themes are action. Available modes: Co-operative and Multiplayer.
What it launched against
Ocean Keeper Co-op launched on 3 December 2025, within three weeks of Metroid Prime 4: Beyond, Routine, Kirby Air Riders and Marvel Cosmic Invasion.
Released around the same time: Metroid Prime 4: Beyond, Routine, Kirby Air Riders, Marvel Cosmic Invasion.
Official trailer
Sourced from the publisher’s YouTube channel. See all 2 videos →
Screenshots
All media
Quick answers
Ocean Keeper Co-op — frequently asked questions
When did Ocean Keeper Co-op come out?
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